20267376225236 has 36 divisors (see below), whose sum is σ = 42264894340116. Its totient is φ = 8474164272000.

The previous prime is 20267376225097. The next prime is 20267376225247. The reversal of 20267376225236 is 63252267376202.

It can be written as a sum of positive squares in 2 ways, for example, as 1322858824336 + 18944517400900 = 1150156^2 + 4352530^2 .

It is a super-2 number, since 2×20267376225236² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1261028315 + ... + 1261044386.

It is an arithmetic number, because the mean of its divisors is an integer number (1174024842781).

Almost surely, 2^{20267376225236} is an apocalyptic number.

It is an amenable number.

20267376225236 is an abundant number, since it is smaller than the sum of its proper divisors (21997518114880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20267376225236 is a wasteful number, since it uses less digits than its factorization.

20267376225236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522072760 (or 2522072751 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 53.

The spelling of 20267376225236 in words is "twenty trillion, two hundred sixty-seven billion, three hundred seventy-six million, two hundred twenty-five thousand, two hundred thirty-six".